Here is another copycat. It may or may not be related to the coin already mentioned in this thread.
The domain placeholder : http://safecoin.org/
No need to visit it if you are meltdown leary. It only has this link to github:
https://github.com/safecoin-project/safecoin
Edit: Here is another one on github - GitHub - safecoin/safecoin: SafeCoin - the combined security of Bitcoin and Proof-of-Stake systems
Searching for “safecoin” on github also has some interesting hits.
Search · safecoin · GitHub